Home / 36,698,827.80-55,090,232.10-21,561,288.60

Finding the Fourth Proportional to 36,698,827.80, 55,090,232.10 and 21,561,288.60

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Solution

The fourth proportional to 36,698,827.80, 55,090,232.10 and 21,561,288.60 is: 32,366,603.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,698,827.80 : 55,090,232.10 = 21,561,288.60 : x
  2. Step 2: Convert to fraction form
    36,698,827.80/55,090,232.10 = 21,561,288.60/x
  3. Step 3: Cross multiply
    36,698,827.80x = 55,090,232.10 × 21,561,288.60
  4. Step 4: Simplify right side
    36,698,827.80x = 1,187,816,393,349,084.25
  5. Step 5: Solve for x
    x = 1,187,816,393,349,084.25/36,698,827.80
  6. Step 6: Final answer
    x = 32,366,603.09

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.